<template>
    <view class="goods-item">
      <!-- 商品左侧图片区域 -->
      <view class="goods-item-left">
        <!-- 勾选按钮 -->
        <radio :checked="goods.goods_state" color="#C00000" v-if="showRadio" @click="radioClickHandler" ></radio>
        <image :src="goods.goods_small_logo || defaultPic" class="goods-pic"></image>
      </view>
      <!-- 商品右侧信息区域 -->
      <view class="goods-item-right">
        <!-- 商品标题 -->
        <view class="goods-name">{{goods.goods_name}}</view>
        <view class="goods-info-box">
          <!-- 商品价格 -->
          <view class="goods-price">￥{{goods.goods_price | tofixed}}</view>
          <!-- 加减按钮-->
          <uni-number-box :min="1" :value="goods.goods_count" v-if="showNum" @change="numChangeHandler"></uni-number-box>
        </view>
      </view>
    </view>
</template>

<script>
  export default {
    name:"my-goods",
    props:{
      goods:{
        type:Object,
        default:{}
      },
      showRadio:{
        type:Boolean,
        default:false
      },
      showNum:{
        type:Boolean,
        default:false
      }
    },
    data() {
      return {
        // 默认的空图片
        defaultPic: 'https://img3.doubanio.com/f/movie/8dd0c794499fe925ae2ae89ee30cd225750457b4/pics/movie/celebrity-default-medium.png'
      };
    },
    filters:{
      tofixed(num){
        return Number(num).toFixed(2)
      }
    },
    methods:{
      // radio组件的点击事件
      radioClickHandler(){
        this.$emit('radio-change',{
          goods_id:this.goods.goods_id,
          goods_state:!this.goods.goods_state
        })
      },
      // 监听uni-number-box组件数值得变化事件
      numChangeHandler(val){
      this.$emit('num-change',{
        goods_id:this.goods.goods_id,
        goods_count:val+0
      })
      }
    }
  }
</script>

<style lang="scss">
.goods-item {
  display: flex;
  padding: 10px 5px;
  border-bottom: 1px solid #f0f0f0;
  background-color: #F2f5f3;
 // 让 goods-item 项占满整个屏幕的宽度
  width: 750rpx;
  // 设置盒模型为 border-box
  box-sizing: border-box;
  .goods-item-left {
    margin-right: 5px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    .goods-pic {
      width: 100px;
      height: 100px;
      display: block;
    }
  }

  .goods-item-right {
    display: flex;
    flex-direction: column;
    flex: 1;
    justify-content: space-between;

    .goods-name {
      font-size: 13px;
    }
  .goods-info-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
    .goods-price {
      font-size: 16px;
      color: #c00000;
    }
  }
}
</style>
